Spring (March–May): Average 45–58°F, mild climate with moderate rainfall and occasional overcast. Common activities: Exploring Trier's historic city streets, visiting Roman ruins. Recommended clothing: Light jacket, comfortable trousers or skirt, and comfortable shoes.
Summer (June–August): Average 65–68°F, warm and pleasant with occasional rainfall. Common activities: Walking along the Moselle River, enjoying outdoor picnics, visiting nearby vineyards. Recommended clothing: Short-sleeved shirts, shorts or skirts, sandals, and a light jacket for temperature changes.
Autumn (September–November): Average 44–60°F, temperatures gradually decreasing, higher rainfall, especially in October. Common activities: Walking amidst the autumn colors, visiting Trier's museums and art galleries. Recommended clothing: Comfortable trousers or skirts, sweaters or jackets, and rain gear.
Winter (December–February): Average 37–42°F, cold with occasional snowfall. Common activities: Indoor activities such as visiting museums or enjoying local cuisine. Recommended clothing: Warm coat, scarf, hat, and gloves.
Trier climatological average
Annual average temperature: approx. 52.9°F / Annual rainfall: approx. 791 mm / Summer humidity: 65%–75% / Rainiest month: October
Trier monthly average temperature and precipitation
Month
Air temperature (°F)
Precipitation (mm)
January
37°F
84
February
42.4°F
43.7
March
45.9°F
65.9
April
49.3°F
54.2
May
58.8°F
70.8
June
65.8°F
31.5
July
67.8°F
70.6
August
68.4°F
60.4
September
60.4°F
70.5
October
54.3°F
94.9
November
44.6°F
84.1
December
38.8°F
61
Trier weather for the next seven days
2/28
Saturday
Patchy rain nearby
52.4°F/38.4°F
3/1
Sunday
Sunny
53°F/35.1°F
3/2
Monday
Sunny
56.3°F/35.8°F
3/3
Tuesday
Sunny
60.2°F/37.4°F
3/4
Wednesday
Sunny
59.3°F/37.5°F
3/5
Thursday
Sunny
60.2°F/38.5°F
3/6
Friday
Patchy rain nearby
59.8°F/43.5°F
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